12826940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{91621}}^1$

素因数の和:91637

約数の個数: 24

約数和(自身を含む): 30784992

約数和(自身を除く): 17958052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 91621, 183242, 366484, 458105, 641347, 916210, 1282694, 1832420, 2565388, 3206735, 6413470, 12826940]

約数ペア:

[(1, 12826940), (2, 6413470), (4, 3206735), (5, 2565388), (7, 1832420), (10, 1282694), (14, 916210), (20, 641347), (28, 458105), (35, 366484), (70, 183242), (140, 91621)]